Made up by Shar Daley: a DBF is a double best friend. As in more than a best friend, like best best best friends.
Person1: "Hi random person, lets be bffs"
Person2: "No! bffs suck! lets be DBFS" :D
Person1: "Yaaaay!"
Person2: "No! bffs suck! lets be DBFS" :D
Person1: "Yaaaay!"
by Shar512 May 28, 2010